dopa

(redirected from DOPADopa)
Also found in: Dictionary, Thesaurus, Encyclopedia.

dopa

 [do´pah]
a compound produced by oxidation of tyrosine by tyrosinase; it is the precursor of dopamine and an intermediate product in the biosynthesis of norepinephrine, epinephrine, and melanin. The naturally occurring form is l-dopa (see levodopa), and is used to treat parkinson's disease and other forms of parkinsonism.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

do·pa

, DOPADopa (dō'pă),
An intermediate in the catabolism of l-phenylalanine and l-tyrosine, and in the biosynthesis of norepinephrine, epinephrine, and melanin; the l form, levodopa, is biologically active. See: dopa reaction.
Synonym(s): 3, 4-dihydroxyphenylalanine
Farlex Partner Medical Dictionary © Farlex 2012

dopa

(dō′pə)
n.
An amino acid, C9H11NO4, that occurs widely in animals and plants. In humans and other mammals, it is formed in the liver from tyrosine and converted to dopamine in the brain.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.

do·pa

, DOPA (dō'pă)
An intermediate in the catabolism of l-phenylalanine and l-tyrosine, and in the biosynthesis of norepinephrine, epinephrine, and melanin; the l form, levodopa, is biologically active.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012

DOPA (dihydroxy phenylalanine)

a precursor in the biochemical PATHWAY leading to MELANIN formation in animals. DOPA is not metabolized in individuals with ALBINISM.
Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005

DOPA

The common name for a natural chemical (3, 4-dihydroxyphenylalanine) made by the body during the process of making melanin.
Mentioned in: Albinism
Gale Encyclopedia of Medicine. Copyright 2008 The Gale Group, Inc. All rights reserved.

do·pa

, DOPA (dō'pă)
Intermediate in catabolism of l-phenylalanine and l-tyrosine and in biosynthesis of norepinephrine, epinephrine, and melanin.
Medical Dictionary for the Dental Professions © Farlex 2012